TT Electronics/IRC

GUS-QS8A-03-1403-DA

GUS-QS8A-03-1403-DA Description

The GUS-QS8A-03-1403-DA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 8-resistor isolated network features a 140K Ohm resistance value with an ultra-tight 0.5% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stability across a wide operating temperature range of 70°C to 125°C. Housed in a compact 16-pin QSOP (QSOP-16) package, it offers a 0.75W (3/4W) total power rating (0.1W per resistor) and a 100V maximum voltage rating, making it suitable for precision analog and digital circuits.

GUS-QS8A-03-1403-DA Features

• High Precision: 0.5% tolerance and ±25ppm/°C TCR for stable performance in critical applications.
• Robust Construction: Thin-film technology ensures low noise, high reliability, and long-term stability.
• Compact & Durable: 4.9mm x 6.02mm footprint with a 1.47mm profile, ideal for space-constrained PCB designs.
• Isolated Design: Independent resistors (ISOL circuit designator) allow flexible circuit configurations.
• Surface-Mount Ready: Gull-wing termination with 0.64mm pitch for easy automated assembly.
• Wide Temp Range: Operates reliably from 70°C to 125°C with derated power handling.

GUS-QS8A-03-1403-DA Applications

This resistor network excels in precision applications such as:

• Medical Devices: Patient monitoring systems requiring stable signal conditioning.
• Industrial Automation: High-accuracy sensor interfaces and control systems.
• Test & Measurement Equipment: Calibration circuits and precision voltage dividers.
• Telecommunications: Signal processing and filtering in RF modules.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical circuits.

Conclusion of GUS-QS8A-03-1403-DA

The GUS-QS8A-03-1403-DA combines high precision, compact size, and isolation flexibility, making it a superior choice for engineers needing reliable thin-film resistor networks. Its low TCR, tight tolerance, and robust QSOP package address challenges in medical, industrial, and telecom designs where accuracy and space efficiency are critical. While not PPAP or automotive-rated, it remains a cost-effective solution for high-performance electronics.